Home / 234,286.92-323,316.15-126,857.01

Finding the Fourth Proportional to 234,286.92, 323,316.15 and 126,857.01

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Solution

The fourth proportional to 234,286.92, 323,316.15 and 126,857.01 is: 175,062.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,286.92 : 323,316.15 = 126,857.01 : x
  2. Step 2: Convert to fraction form
    234,286.92/323,316.15 = 126,857.01/x
  3. Step 3: Cross multiply
    234,286.92x = 323,316.15 × 126,857.01
  4. Step 4: Simplify right side
    234,286.92x = 41,014,920,073.71
  5. Step 5: Solve for x
    x = 41,014,920,073.71/234,286.92
  6. Step 6: Final answer
    x = 175,062.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.